Presario 7600 Series
Jumper | Function | Pins | Function |
J22 | Bus Speed Select | 1-2 2-3 3-4 4-5 |
50 MHz CPU External Bus Freq 40 MHz CPU External Bus Freq 60 MHz CPU External Bus Freq 66 MHz CPU External Bus Freq |
J28 | CPU Clock Multiplier | 2-4 1-3 2-4 3-5 4-6 1-3 4-6 2-5 |
2/3 1/2 1/3 2/5 |
W1 | Secure CMOS Power | 1-2 Open |
Secure CMOS Power Remove jumper for 10 sec, reinstall to clear CMOS |